Home / 53,988.27-74,502.95-30,114.33

Finding the Fourth Proportional to 53,988.27, 74,502.95 and 30,114.33

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Solution

The fourth proportional to 53,988.27, 74,502.95 and 30,114.33 is: 41,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988.27 : 74,502.95 = 30,114.33 : x
  2. Step 2: Convert to fraction form
    53,988.27/74,502.95 = 30,114.33/x
  3. Step 3: Cross multiply
    53,988.27x = 74,502.95 × 30,114.33
  4. Step 4: Simplify right side
    53,988.27x = 2,243,606,271.70
  5. Step 5: Solve for x
    x = 2,243,606,271.70/53,988.27
  6. Step 6: Final answer
    x = 41,557.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.